Activision Shanghai in Shanghai, China, founded in 2009
Beenox in Québec City, Québec, Canada, founded in May 2000, acquired on May 25, 2005.
Demonware in both Dublin, Republic of Ireland and Vancouver, British Columbia, Canada, founded in 2003, acquired in May 2007.
High Moon Studios in Carlsbad, California, founded as Sammy Corporation in April 2001, acquired by Vivendi Games in January 2006.
Infinity Ward in Woodland Hills, California, founded in 2002, acquired in October 2003.
Raven Software in Madison, Wisconsin, founded in 1990, acquired in 1997.
Sledgehammer Games in Foster City, California, founded on July 21, 2009.
Toys for Bob in Novato, California, founded in 1989, acquired on May 3, 2005.
Treyarch in Santa Monica, California, founded in 1996, acquired in 2001.
Divested Edit
7 Studios in Los Angeles, California, founded in 1999, acquired on April 6, 2009, closed in February 2011.
Beachhead Studio in Santa Monica, California, founded in February 2011.
Bizarre Creations in Liverpool, England, founded as Raising Hell Productions in 1987 and changed name in 1994, acquired on September 26, 2007,[54] closed on February 18, 2011.[51]
Budcat Creations in Iowa City, Iowa, founded in September 2000, acquired on November 10, 2008, closed in November 2010.
Gray Matter Interactive in Los Angeles, California, founded in the 1990s as Xatrix Entertainment, acquired in January 2002, merged into Treyarch in 2005.
Infocom in Cambridge, Massachusetts, founded on June 22, 1979, acquired in 1986, closed in 1989.
Luxoflux in Santa Monica, California, founded in January 1997, acquired in October 2002, closed on February 11, 2010.[55]
Massive Entertainment in Malmö, Sweden, founded in 1997, acquired by Vivendi Universal Games in 2002, sold to Ubisoft on November 10, 2008.
Neversoft in Los Angeles, California, founded in July 1994, acquired in October 1999, merged into Infinity Ward on May 3, 2014[56] and was officially made defunct on July 10, 2014.[57]
Radical Entertainment in Vancouver, British Columbia, Canada, founded in 1991, acquired by Vivendi Games in 2005, laid off most staff in 2012. While studio name remains active within Activision, remaining staff support other projects and the studio does not have an ongoing development.[58]
RedOctane in Mountain View, California, founded in November 2005, acquired in 2006, closed on February 11, 2010.[49]
Shaba Games in San Francisco, California, founded in September 1997, acquired in 2002, and closed on October 8, 2009.[59][60]
Swordfish Studios in Birmingham, England, founded in September 2002, acquired by Vivendi Universal Games in June 2005, sold to Codemasters on November 14, 2008.
The Blast Furnace in Leeds, United Kingdom, founded in November 2011 as Activision Leeds, changed rename in August 2012, closed in March 2014.
FreeStyleGames in Leamington Spa, Warwickshire, United Kingdom, founded in 2002, acquired on September 12, 2008, sold to Ubisoft on January 18, 2017, subsequently renamed Ubisoft Leamington.
Underground Development in Redwood Shores, California, founded as Z-Axis in 1994, acquired in May 2002, closed on February 11, 2010.[49]
Vicarious Visions in Menands, New York, founded in 1990, acquired in January 2005, moved to Blizzard Entertainment in January 2021 and merged with it in the same time period.[61]
Wanako Games in Santiago, Chile, founded in 2005, acquired by Vivendi Games on February 20, 2007, sold to Artificial Mind and Movement on November 20, 2008.